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-rw-r--r--lib/Target/AArch64/AsmParser/AArch64AsmParser.cpp125
1 files changed, 71 insertions, 54 deletions
diff --git a/lib/Target/AArch64/AsmParser/AArch64AsmParser.cpp b/lib/Target/AArch64/AsmParser/AArch64AsmParser.cpp
index 1960c99..1219ffc 100644
--- a/lib/Target/AArch64/AsmParser/AArch64AsmParser.cpp
+++ b/lib/Target/AArch64/AsmParser/AArch64AsmParser.cpp
@@ -113,11 +113,10 @@ public:
#define GET_OPERAND_DIAGNOSTIC_TYPES
#include "AArch64GenAsmMatcher.inc"
};
- AArch64AsmParser(MCSubtargetInfo &_STI, MCAsmParser &_Parser,
- const MCInstrInfo &MII,
- const MCTargetOptions &Options)
- : MCTargetAsmParser(), STI(_STI) {
- MCAsmParserExtension::Initialize(_Parser);
+ AArch64AsmParser(MCSubtargetInfo &STI, MCAsmParser &Parser,
+ const MCInstrInfo &MII, const MCTargetOptions &Options)
+ : MCTargetAsmParser(), STI(STI) {
+ MCAsmParserExtension::Initialize(Parser);
MCStreamer &S = getParser().getStreamer();
if (S.getTargetStreamer() == nullptr)
new AArch64TargetStreamer(S);
@@ -205,6 +204,8 @@ private:
struct BarrierOp {
unsigned Val; // Not the enum since not all values have names.
+ const char *Data;
+ unsigned Length;
};
struct SysRegOp {
@@ -221,6 +222,8 @@ private:
struct PrefetchOp {
unsigned Val;
+ const char *Data;
+ unsigned Length;
};
struct ShiftExtendOp {
@@ -254,8 +257,7 @@ private:
MCContext &Ctx;
public:
- AArch64Operand(KindTy K, MCContext &_Ctx)
- : MCParsedAsmOperand(), Kind(K), Ctx(_Ctx) {}
+ AArch64Operand(KindTy K, MCContext &Ctx) : Kind(K), Ctx(Ctx) {}
AArch64Operand(const AArch64Operand &o) : MCParsedAsmOperand(), Ctx(o.Ctx) {
Kind = o.Kind;
@@ -349,6 +351,11 @@ public:
return Barrier.Val;
}
+ StringRef getBarrierName() const {
+ assert(Kind == k_Barrier && "Invalid access!");
+ return StringRef(Barrier.Data, Barrier.Length);
+ }
+
unsigned getReg() const override {
assert(Kind == k_Register && "Invalid access!");
return Reg.RegNum;
@@ -384,6 +391,11 @@ public:
return Prefetch.Val;
}
+ StringRef getPrefetchName() const {
+ assert(Kind == k_Prefetch && "Invalid access!");
+ return StringRef(Prefetch.Data, Prefetch.Length);
+ }
+
AArch64_AM::ShiftExtendType getShiftExtendType() const {
assert(Kind == k_ShiftExtend && "Invalid access!");
return ShiftExtend.Type;
@@ -752,58 +764,47 @@ public:
}
bool isMovZSymbolG3() const {
- static AArch64MCExpr::VariantKind Variants[] = { AArch64MCExpr::VK_ABS_G3 };
- return isMovWSymbol(Variants);
+ return isMovWSymbol(AArch64MCExpr::VK_ABS_G3);
}
bool isMovZSymbolG2() const {
- static AArch64MCExpr::VariantKind Variants[] = {
- AArch64MCExpr::VK_ABS_G2, AArch64MCExpr::VK_ABS_G2_S,
- AArch64MCExpr::VK_TPREL_G2, AArch64MCExpr::VK_DTPREL_G2};
- return isMovWSymbol(Variants);
+ return isMovWSymbol({AArch64MCExpr::VK_ABS_G2, AArch64MCExpr::VK_ABS_G2_S,
+ AArch64MCExpr::VK_TPREL_G2,
+ AArch64MCExpr::VK_DTPREL_G2});
}
bool isMovZSymbolG1() const {
- static AArch64MCExpr::VariantKind Variants[] = {
- AArch64MCExpr::VK_ABS_G1, AArch64MCExpr::VK_ABS_G1_S,
+ return isMovWSymbol({
+ AArch64MCExpr::VK_ABS_G1, AArch64MCExpr::VK_ABS_G1_S,
AArch64MCExpr::VK_GOTTPREL_G1, AArch64MCExpr::VK_TPREL_G1,
AArch64MCExpr::VK_DTPREL_G1,
- };
- return isMovWSymbol(Variants);
+ });
}
bool isMovZSymbolG0() const {
- static AArch64MCExpr::VariantKind Variants[] = {
- AArch64MCExpr::VK_ABS_G0, AArch64MCExpr::VK_ABS_G0_S,
- AArch64MCExpr::VK_TPREL_G0, AArch64MCExpr::VK_DTPREL_G0};
- return isMovWSymbol(Variants);
+ return isMovWSymbol({AArch64MCExpr::VK_ABS_G0, AArch64MCExpr::VK_ABS_G0_S,
+ AArch64MCExpr::VK_TPREL_G0,
+ AArch64MCExpr::VK_DTPREL_G0});
}
bool isMovKSymbolG3() const {
- static AArch64MCExpr::VariantKind Variants[] = { AArch64MCExpr::VK_ABS_G3 };
- return isMovWSymbol(Variants);
+ return isMovWSymbol(AArch64MCExpr::VK_ABS_G3);
}
bool isMovKSymbolG2() const {
- static AArch64MCExpr::VariantKind Variants[] = {
- AArch64MCExpr::VK_ABS_G2_NC};
- return isMovWSymbol(Variants);
+ return isMovWSymbol(AArch64MCExpr::VK_ABS_G2_NC);
}
bool isMovKSymbolG1() const {
- static AArch64MCExpr::VariantKind Variants[] = {
- AArch64MCExpr::VK_ABS_G1_NC, AArch64MCExpr::VK_TPREL_G1_NC,
- AArch64MCExpr::VK_DTPREL_G1_NC
- };
- return isMovWSymbol(Variants);
+ return isMovWSymbol({AArch64MCExpr::VK_ABS_G1_NC,
+ AArch64MCExpr::VK_TPREL_G1_NC,
+ AArch64MCExpr::VK_DTPREL_G1_NC});
}
bool isMovKSymbolG0() const {
- static AArch64MCExpr::VariantKind Variants[] = {
- AArch64MCExpr::VK_ABS_G0_NC, AArch64MCExpr::VK_GOTTPREL_G0_NC,
- AArch64MCExpr::VK_TPREL_G0_NC, AArch64MCExpr::VK_DTPREL_G0_NC
- };
- return isMovWSymbol(Variants);
+ return isMovWSymbol(
+ {AArch64MCExpr::VK_ABS_G0_NC, AArch64MCExpr::VK_GOTTPREL_G0_NC,
+ AArch64MCExpr::VK_TPREL_G0_NC, AArch64MCExpr::VK_DTPREL_G0_NC});
}
template<int RegWidth, int Shift>
@@ -1608,10 +1609,14 @@ public:
return Op;
}
- static std::unique_ptr<AArch64Operand> CreateBarrier(unsigned Val, SMLoc S,
+ static std::unique_ptr<AArch64Operand> CreateBarrier(unsigned Val,
+ StringRef Str,
+ SMLoc S,
MCContext &Ctx) {
auto Op = make_unique<AArch64Operand>(k_Barrier, Ctx);
Op->Barrier.Val = Val;
+ Op->Barrier.Data = Str.data();
+ Op->Barrier.Length = Str.size();
Op->StartLoc = S;
Op->EndLoc = S;
return Op;
@@ -1642,10 +1647,14 @@ public:
return Op;
}
- static std::unique_ptr<AArch64Operand> CreatePrefetch(unsigned Val, SMLoc S,
+ static std::unique_ptr<AArch64Operand> CreatePrefetch(unsigned Val,
+ StringRef Str,
+ SMLoc S,
MCContext &Ctx) {
auto Op = make_unique<AArch64Operand>(k_Prefetch, Ctx);
Op->Prefetch.Val = Val;
+ Op->Barrier.Data = Str.data();
+ Op->Barrier.Length = Str.size();
Op->StartLoc = S;
Op->EndLoc = S;
return Op;
@@ -1673,9 +1682,8 @@ void AArch64Operand::print(raw_ostream &OS) const {
<< AArch64_AM::getFPImmFloat(getFPImm()) << ") >";
break;
case k_Barrier: {
- bool Valid;
- StringRef Name = AArch64DB::DBarrierMapper().toString(getBarrier(), Valid);
- if (Valid)
+ StringRef Name = getBarrierName();
+ if (!Name.empty())
OS << "<barrier " << Name << ">";
else
OS << "<barrier invalid #" << getBarrier() << ">";
@@ -1718,9 +1726,8 @@ void AArch64Operand::print(raw_ostream &OS) const {
OS << "c" << getSysCR();
break;
case k_Prefetch: {
- bool Valid;
- StringRef Name = AArch64PRFM::PRFMMapper().toString(getPrefetch(), Valid);
- if (Valid)
+ StringRef Name = getPrefetchName();
+ if (!Name.empty())
OS << "<prfop " << Name << ">";
else
OS << "<prfop invalid #" << getPrefetch() << ">";
@@ -1963,7 +1970,11 @@ AArch64AsmParser::tryParsePrefetch(OperandVector &Operands) {
return MatchOperand_ParseFail;
}
- Operands.push_back(AArch64Operand::CreatePrefetch(prfop, S, getContext()));
+ bool Valid;
+ auto Mapper = AArch64PRFM::PRFMMapper();
+ StringRef Name = Mapper.toString(MCE->getValue(), Valid);
+ Operands.push_back(AArch64Operand::CreatePrefetch(prfop, Name,
+ S, getContext()));
return MatchOperand_Success;
}
@@ -1973,14 +1984,16 @@ AArch64AsmParser::tryParsePrefetch(OperandVector &Operands) {
}
bool Valid;
- unsigned prfop = AArch64PRFM::PRFMMapper().fromString(Tok.getString(), Valid);
+ auto Mapper = AArch64PRFM::PRFMMapper();
+ unsigned prfop = Mapper.fromString(Tok.getString(), Valid);
if (!Valid) {
TokError("pre-fetch hint expected");
return MatchOperand_ParseFail;
}
Parser.Lex(); // Eat identifier token.
- Operands.push_back(AArch64Operand::CreatePrefetch(prfop, S, getContext()));
+ Operands.push_back(AArch64Operand::CreatePrefetch(prfop, Tok.getString(),
+ S, getContext()));
return MatchOperand_Success;
}
@@ -2582,8 +2595,11 @@ AArch64AsmParser::tryParseBarrierOperand(OperandVector &Operands) {
Error(ExprLoc, "barrier operand out of range");
return MatchOperand_ParseFail;
}
- Operands.push_back(
- AArch64Operand::CreateBarrier(MCE->getValue(), ExprLoc, getContext()));
+ bool Valid;
+ auto Mapper = AArch64DB::DBarrierMapper();
+ StringRef Name = Mapper.toString(MCE->getValue(), Valid);
+ Operands.push_back( AArch64Operand::CreateBarrier(MCE->getValue(), Name,
+ ExprLoc, getContext()));
return MatchOperand_Success;
}
@@ -2593,7 +2609,8 @@ AArch64AsmParser::tryParseBarrierOperand(OperandVector &Operands) {
}
bool Valid;
- unsigned Opt = AArch64DB::DBarrierMapper().fromString(Tok.getString(), Valid);
+ auto Mapper = AArch64DB::DBarrierMapper();
+ unsigned Opt = Mapper.fromString(Tok.getString(), Valid);
if (!Valid) {
TokError("invalid barrier option name");
return MatchOperand_ParseFail;
@@ -2605,8 +2622,8 @@ AArch64AsmParser::tryParseBarrierOperand(OperandVector &Operands) {
return MatchOperand_ParseFail;
}
- Operands.push_back(
- AArch64Operand::CreateBarrier(Opt, getLoc(), getContext()));
+ Operands.push_back( AArch64Operand::CreateBarrier(Opt, Tok.getString(),
+ getLoc(), getContext()));
Parser.Lex(); // Consume the option
return MatchOperand_Success;
@@ -2631,8 +2648,8 @@ AArch64AsmParser::tryParseSysReg(OperandVector &Operands) {
assert(IsKnown == (MSRReg != -1U) &&
"register should be -1 if and only if it's unknown");
- uint32_t PStateField =
- AArch64PState::PStateMapper().fromString(Tok.getString(), IsKnown);
+ auto PStateMapper = AArch64PState::PStateMapper();
+ uint32_t PStateField = PStateMapper.fromString(Tok.getString(), IsKnown);
assert(IsKnown == (PStateField != -1U) &&
"register should be -1 if and only if it's unknown");
generated by cgit v1.1 at 2024-12-22 16:42:24 +0000